1322 FAMILY LXI. — MORDELLID^. 



KEY TO INDIANA SPECIES OF GROUP E. 



a. First joint of hind tarsi witla two, second witli one oblique ridge ; el.\tra 

 brownish-yellow, ^^ith six dark brown spots, the apical one trans- 

 verse. SEXNOTATA. 



uu. First joint of hind tarsi with three or more obli(jne ridges. 

 1). First joint with only three ridges. (Fig. .^79, h.) 



c. Second tarsal joint with one ridge; thorax black, el.ytra reddish- 

 brown. 24:40. SMITHH. 

 cr. Second tarsal joint with two ridges. (Fig. 579, 6.) 

 il. Third hind tarsal joint without ridges. 

 e. Body black. 

 /. Elytra with numerous spots of silvery pubescence. (Fig. 

 579, c.) 24.50. ptstulata. 

 //. Pubescence of elytra not In distinct spots. 



ff. Elytra with lines of brownish-gray pubescence, confluent 

 behind. 2451. coxvkta. 



gg. Elytra with grayish-yellon- pubescence, distributed uneven- 

 ly over the surface. 24.52. MOEUL^i. 

 cc. Body fuscous or dark reddish-browu ; pubescence silky brown. 



245.3. AMBVSTA. 



dfl. Third tarsal joint with two oblique ridges ; reddish-brown, ely- 

 tra l)lack; pubescence fine and dark. sixotlaris. 

 hb. Fir.st hind tarsal joint with four ridges. 

 k. Second hind tarsal joint with two ridges. 



/. T'pper surface wholly piceous, covered with brown, silky pubes- 

 cence. 24.54. UNICOLOB. 

 /;. Head and thorax in part or wholly reddish-yellow. 



;. Pulieseeiice fine and dark; head and front legs in part black. 



2455. MARGIXALIS. 



.//. Pubescence dense, brownish-yellow; head and front legs whol- 

 ly yellow. 2456. DiviSA. 

 Iih. Seronil hind tarsal joint with three ridges; color wholly black. 



-EQUAUS. 



.)/. sc.rnotata Dury, length 3 mm., was described from Cineinnati. 



244!i ( ). JIoRDELLisTEXA SMiTHii Dury, Journ. ('inn. Scic. Xat Hist 



XX, 1902, 177. 

 Subparallel. Piceous black ; elytra dark reddish-brown, the re-ion of 

 the humeri somewhat paler ; front and middle legs dull brownish-vellow ; 

 liuncscence coarse, yelliiwish. Length .3.5 mm. 



Putnam and Crawford counties; rare. .June '28-.luly 4. De- 

 seril)ed from Ciacinnati. In one specimen the liind angh-s'of thorax 

 and the hind legs are of the same hue as the elytra. 



24.50 (7S.'1!M. .VOHDELUSTKNA PUSTILATA Melsh., Proc. Phil Ac.'ld Xat Sci 

 II. 1X45, .-114. 



Linear. Black; elytra spotted as mentioned In kev, the spnts often ar- 

 ranged m oldique bands. Length 2-.3 nun. (Fig. 579. c.) 



Throughout the State; common. ]\[ay 13-July U. 



